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Managing Databases with Oracle

Managing Databases with Oracle
Which SQL phrase is not supported by Oracle?

CREATE SEQUENCE [SequenceName]
DROP SEQUENCE [SequenceName]
ON UPDATE CASCADE
ON DELETE CASCADE

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Managing Databases with Oracle
Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made.

True
False

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Managing Databases with Oracle
What is the type of Oracle backup in which all uncommitted changes have been removed from the datafiles?

Consistent backup
Inconsistent backup
Full backup
Differential backup

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Managing Databases with Oracle
Of the three ways to create an Oracle database, which one is the easiest and most recommended?

None of these
Using the SQL CREATE DATABASE command.
Using the Oracle-supplied database creation procedures.
Using the Oracle Database Configuration Assistant.

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Managing Databases with Oracle
What Oracle backup and recover file contains user and system data?

Control file
OnLine ReDo file
Offline ReDo file
Datafile

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Managing Databases with Oracle
Oracle, the world's most popular DBMS, is powerful and robust, running on many different operating systems.

True
False

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